Estos animales son parte de la familia Protocetidae

un grupo más antiguo

Europasaurus holgeri was much smaller than other contemporary sauropods

with its front flippers resembling moving wings and its long neck reaching out of the water to breathe

Psittacosaurus sibiricus Deinosuchus Estos animales son parte dePsittacosaurus sibiricus is an extinct species of ceratopsian dinosaur that lived during the Early Cretaceous Period, approximately 125 to 100 million years ago, in what is now Asia, specifically in the region of Siberia. This dinosaur is one of many members of the genus Psittacosaurus, known for their small size and unique anatomical features. Psittacosaurus sibiricus was a relatively small dinosaur, with an estimated length of about 2 meters from